/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/goblint-regression/04-mutex_50-funptr_rc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-231806ee773fbd0554de777ff4074f5592c67ff4-231806e [2021-10-13 22:44:32,845 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 22:44:32,853 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 22:44:32,899 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-10-13 22:44:32,933 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 22:44:32,933 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 22:44:32,933 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 22:44:32,934 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf [2021-10-13 22:44:32,956 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 22:44:32,956 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 22:44:32,956 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 22:44:32,956 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 22:44:32,957 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 22:44:32,957 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 22:44:32,957 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 22:44:32,957 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 22:44:32,957 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 22:44:32,958 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 22:44:32,958 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 22:44:32,958 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 22:44:32,958 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 22:44:32,958 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 22:44:32,958 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 22:44:32,958 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 22:44:32,958 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 22:44:32,958 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 22:44:32,958 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 22:44:32,959 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 22:44:32,959 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 22:44:32,959 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-10-13 22:44:32,959 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 22:44:32,959 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 22:44:32,959 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 22:44:32,959 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 22:44:32,959 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 22:44:32,959 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-13 22:44:32,959 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 22:44:32,960 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-13 22:44:32,960 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 22:44:32,960 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-10-13 22:44:33,125 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 22:44:33,143 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 22:44:33,144 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 22:44:33,145 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 22:44:33,146 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 22:44:33,146 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/04-mutex_50-funptr_rc.i [2021-10-13 22:44:33,194 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5aa537ad0/86a2685356de43b9b69bae49696d56db/FLAG7d7bbf4cd [2021-10-13 22:44:33,646 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 22:44:33,647 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/04-mutex_50-funptr_rc.i [2021-10-13 22:44:33,663 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5aa537ad0/86a2685356de43b9b69bae49696d56db/FLAG7d7bbf4cd [2021-10-13 22:44:33,676 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5aa537ad0/86a2685356de43b9b69bae49696d56db [2021-10-13 22:44:33,678 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 22:44:33,679 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-13 22:44:33,681 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 22:44:33,681 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 22:44:33,683 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 22:44:33,684 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 10:44:33" (1/1) ... [2021-10-13 22:44:33,685 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@769fd6ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:44:33, skipping insertion in model container [2021-10-13 22:44:33,685 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 10:44:33" (1/1) ... [2021-10-13 22:44:33,690 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 22:44:33,738 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 22:44:34,086 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 22:44:34,096 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 22:44:34,138 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 22:44:34,172 INFO L208 MainTranslator]: Completed translation [2021-10-13 22:44:34,172 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:44:34 WrapperNode [2021-10-13 22:44:34,172 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 22:44:34,173 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 22:44:34,173 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 22:44:34,173 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 22:44:34,178 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:44:34" (1/1) ... [2021-10-13 22:44:34,187 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:44:34" (1/1) ... [2021-10-13 22:44:34,207 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 22:44:34,208 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 22:44:34,208 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 22:44:34,208 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 22:44:34,213 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:44:34" (1/1) ... [2021-10-13 22:44:34,213 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:44:34" (1/1) ... [2021-10-13 22:44:34,215 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:44:34" (1/1) ... [2021-10-13 22:44:34,215 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:44:34" (1/1) ... [2021-10-13 22:44:34,218 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:44:34" (1/1) ... [2021-10-13 22:44:34,219 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:44:34" (1/1) ... [2021-10-13 22:44:34,220 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:44:34" (1/1) ... [2021-10-13 22:44:34,222 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 22:44:34,222 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 22:44:34,222 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 22:44:34,222 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 22:44:34,223 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:44:34" (1/1) ... [2021-10-13 22:44:34,227 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 22:44:34,235 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-13 22:44:34,251 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 22:44:34,261 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 22:44:34,275 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 22:44:34,275 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-13 22:44:34,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-13 22:44:34,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-13 22:44:34,276 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-10-13 22:44:34,276 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2021-10-13 22:44:34,276 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2021-10-13 22:44:34,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-13 22:44:34,276 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 22:44:34,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 22:44:34,277 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-13 22:44:34,464 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 22:44:34,464 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-10-13 22:44:34,466 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 10:44:34 BoogieIcfgContainer [2021-10-13 22:44:34,466 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 22:44:34,467 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 22:44:34,467 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 22:44:34,469 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 22:44:34,470 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 10:44:33" (1/3) ... [2021-10-13 22:44:34,470 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@656580d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 10:44:34, skipping insertion in model container [2021-10-13 22:44:34,470 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:44:34" (2/3) ... [2021-10-13 22:44:34,470 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@656580d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 10:44:34, skipping insertion in model container [2021-10-13 22:44:34,470 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 10:44:34" (3/3) ... [2021-10-13 22:44:34,471 INFO L111 eAbstractionObserver]: Analyzing ICFG 04-mutex_50-funptr_rc.i [2021-10-13 22:44:34,475 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-10-13 22:44:34,475 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 22:44:34,475 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-10-13 22:44:34,476 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@656580d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 10:44:34, skipping insertion in model container [2021-10-13 22:44:34,476 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-13 22:44:34,477 INFO L168 Benchmark]: Toolchain (without parser) took 797.64 ms. Allocated memory was 198.2 MB in the beginning and 305.1 MB in the end (delta: 107.0 MB). Free memory was 140.6 MB in the beginning and 241.1 MB in the end (delta: -100.5 MB). Peak memory consumption was 8.0 MB. Max. memory is 8.0 GB. [2021-10-13 22:44:34,478 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 198.2 MB. Free memory is still 158.5 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-10-13 22:44:34,478 INFO L168 Benchmark]: CACSL2BoogieTranslator took 491.17 ms. Allocated memory was 198.2 MB in the beginning and 305.1 MB in the end (delta: 107.0 MB). Free memory was 140.4 MB in the beginning and 257.4 MB in the end (delta: -117.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 8.0 GB. [2021-10-13 22:44:34,479 INFO L168 Benchmark]: Boogie Procedure Inliner took 34.95 ms. Allocated memory is still 305.1 MB. Free memory was 257.4 MB in the beginning and 255.1 MB in the end (delta: 2.4 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-10-13 22:44:34,479 INFO L168 Benchmark]: Boogie Preprocessor took 13.50 ms. Allocated memory is still 305.1 MB. Free memory was 255.1 MB in the beginning and 253.7 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-10-13 22:44:34,480 INFO L168 Benchmark]: RCFGBuilder took 243.81 ms. Allocated memory is still 305.1 MB. Free memory was 253.7 MB in the beginning and 242.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. [2021-10-13 22:44:34,480 INFO L168 Benchmark]: TraceAbstraction took 9.01 ms. Allocated memory is still 305.1 MB. Free memory was 241.8 MB in the beginning and 241.1 MB in the end (delta: 737.3 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-10-13 22:44:34,483 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 198.2 MB. Free memory is still 158.5 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 491.17 ms. Allocated memory was 198.2 MB in the beginning and 305.1 MB in the end (delta: 107.0 MB). Free memory was 140.4 MB in the beginning and 257.4 MB in the end (delta: -117.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 34.95 ms. Allocated memory is still 305.1 MB. Free memory was 257.4 MB in the beginning and 255.1 MB in the end (delta: 2.4 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 13.50 ms. Allocated memory is still 305.1 MB. Free memory was 255.1 MB in the beginning and 253.7 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 243.81 ms. Allocated memory is still 305.1 MB. Free memory was 253.7 MB in the beginning and 242.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. * TraceAbstraction took 9.01 ms. Allocated memory is still 305.1 MB. Free memory was 241.8 MB in the beginning and 241.1 MB in the end (delta: 737.3 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2021-10-13 22:44:34,522 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...